unit #8 quiz #3

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Unit #8 Quiz #3 Grade: «grade» Subject : «subject» Date: «date»

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Unit #8 Quiz #3. Grade:. «grade». «subject». Subject:. «date». Date:. 1. A blue whale using sound for communication would probably create which of the following sounds. A. High pitched between 0 and 100 dB. B. Low pitched between 0 and 100 dB. C. Low pitched between 100 and 200 dB. - PowerPoint PPT Presentation

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Page 1: Unit #8 Quiz #3

Unit #8 Quiz #3

Grade:«grade»

Subject:«subject»

Date:«date»

Page 2: Unit #8 Quiz #3

1 A blue whale using sound for communication would probably create which of the following sounds

A High pitched between 0 and 100 dB

B Low pitched between 0 and 100 dB

C Low pitched between 100 and 200 dB

D High pitched between 100 and 200 dB

Page 3: Unit #8 Quiz #3

2 Dugongs can be found near:

A Florida

B New England

C West Africa

D Australia

Page 4: Unit #8 Quiz #3

3 The two groups of whales are

A baleen & toothed

B baleen & cetacean

C toothed & cetacean

D cetacean& pinniped

Page 5: Unit #8 Quiz #3

4 Which sound will travel farther in water below 100 meters

A High pitched sound

B Low pitched sound

C Cavitation

D Echolocation at 50 dB

Page 6: Unit #8 Quiz #3

5 All of the following help cetaceans maintain their body temperature in cold waters, EXCEPT:

A large amounts of blubber

B dense hair for insulation

C high metabolic rates

D counter current blood flow

Page 7: Unit #8 Quiz #3

6 All of the following countries still participate in whaling, EXCEPT:

A Japan

B Norway

C New Zealand

D Faroe Island

Page 8: Unit #8 Quiz #3

7 Why do large baleen whales use low frequency sound:

A The low frequency sound is ideal for finding fatty copepods

B They have long & solitary migrations & need to communicate over long distances

C The lower frequency sounds are better for finding large & fatty prey

D The low frequency sound is effective for short range communication within pods of whales

Page 9: Unit #8 Quiz #3

8 The lower jaw on many echolocating species is full of which macromolecule

A Carbohydrates

B Nucleic acids

C Amino Acids

D Lipids

Page 10: Unit #8 Quiz #3

9 Which of the following is true about toothed whales, but not baleen whales:

A often solitary

B use echolocation to find food

C long annual migrations

D largest of the marine mammals

Page 11: Unit #8 Quiz #3

10 Which of the following was the first cetacean (that we know of) that was severely depleted from whaling due to its slow-moving & surface dwelling habits:

A Blue Whale

B Bottle-nosed dolphin

C Humpback Whale

D Right/Bowhead Whale

Page 12: Unit #8 Quiz #3

11 Which of the following is a Pinneped

A sea lion

B dolphin

C polar bear

D otter

Page 13: Unit #8 Quiz #3

12 Which order of mammals has made the most complete transition to aquatic life

A Carnivora

B Cetaceans

C Edentata

D Pinnipeds

Page 14: Unit #8 Quiz #3

13 Which of the following is a Cetacean?

A polar bear

B dolphin

C seal

D sea lion

Page 15: Unit #8 Quiz #3

14 Zero decibels (dB) in air is approximately _________ dB in water.

A -26

B 0

C 26

D 100

Page 16: Unit #8 Quiz #3

15 All of the following are true when comparing seals and sea lions, EXCEPT:

A Sea lions have external ears

B Anterior legs of seals are not useful for walking

C Seals have external ears

D Anterior legs of sea lions are useful for walking on land

Page 17: Unit #8 Quiz #3

16 Which of the following is used by cetaceans to focus/project sounds for echolocation/communication:

A The melon

B The fatty lower jaw

C The vocal cords

D The hammer and anvil of the ear

Page 18: Unit #8 Quiz #3

17 The following image is of:

A manatees

B dugongs

C baleen whales

D toothed whales

Page 19: Unit #8 Quiz #3

18 Sea otters and polar bears are in which of the following orders:

A Carnivora

B Pinneped

C Cetacean

D Serinia

Page 20: Unit #8 Quiz #3

19 Which species is the largest (physically) of marine mammals

A seals

B toothed whales

C walruses

D baleen whales

Page 21: Unit #8 Quiz #3

20 A loss of which of the following would prevent a common dolphin (toothed whale) from absorbing sound bouncing back during echolocation:

A vocal cords

B melon

C mandibular fat

D auditory bulbs

Page 22: Unit #8 Quiz #3

21 Polar bears can be found in the __________ region(s)

A Antarctic

B Temperate

C Equatorial

D Arctic

Page 23: Unit #8 Quiz #3

22 All of the following are possible side effects of emitting low frequency sounds into the oceans EXCEPT:

A Mass stranding (200+ organisms) of marine mammals

B Gas bubbles forming in the bloodstream, organs, and joints of aquatic mammals as a result of acute decompression syndrome

C Cranial and pulmonary bleeding within aquatic mammals

D energy from the sound pushing gas bubbles into the bloodstream through the tissue of the lungs

Page 24: Unit #8 Quiz #3

23 The International Whaling Commission (IWC) was originally established in 1942 for which of the following reasons:

A To prevent the slaughter of marine mammals

B To regulate the amount of whaling in order to prevent "over fishing"

C To prevent the "fishing" of endangered animals such as sea otters

D To assist indigenous peoples in for their right to slaughter whales, even when they are considered endangered

Page 25: Unit #8 Quiz #3

24 All of the following are characteristics of mammals, EXCEPT:

A They are viviparous

B They nurse their young

C They are ectothermic

D They all have hair/fur at some point in their lives

Page 26: Unit #8 Quiz #3

25 Which of the following sound waves represents the highest pitch sound:

A

B

CD They are equal volume